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Enclosing a pen to improve response rate to postal questionnaire: an embedded randomised controlled trial
Background: Poor response to questionnaires collecting outcome data in randomised controlled trials (RCTs) can affect the validity of trial results. The aim of this study within a trial (SWAT) was to evaluate the effectiveness of including a pen with a follow-up postal questionnaire on response rate...
Autores principales: | , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
F1000 Research Limited
2020
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7941094/ https://www.ncbi.nlm.nih.gov/pubmed/33728040 http://dx.doi.org/10.12688/f1000research.23651.1 |